Ice forms on an abandoned dock in the East River as extreme freezing conditions, known as a polar vortex, hit New York. The Atlantic seaboard of the US is gripped by the coldest weather it has had in decades
Bao Bao, the four-month-old giant panda, makes her public debut at an indoor habitat at the National Zoo in Washington DC, US. She weighs 7.65kg and was born to the zoo’s female giant panda Mei Xiang and male Tian Tian. Read more
Gary Cameron /Reuters
National Park Service workers spread salt on the icy steps of the Lincoln Memorial in Washington. A heavy snowstorm and dangerously cold conditions gripped the northeastern United States on Friday. Read more
Pedestrians on the Brooklyn Bridge as it snows in New York on Friday. The storm is expected to bring snow, stiff winds and punishing cold into the north east.
John Moore/Getty Images
Protesters chained together block the entrance of an immigrant detention centre on Tuesday in Elizabeth, New Jersey. A coalition of immigrant advocacy groups marked international Human Rights Day by staging the civil disobedience action at the Elizabeth Detention Center where eight protesters were arrested by police. Organisers said the event was designed to draw attention to the continued mass deportations of undocumented immigrants by the US Immigration and Customs Enforcement, as well as Congress’s inability to pass immigration reform.
Michelle Obama, US first lady, and her daughters Sasha and Malia welcome the official White House Christmas tree to the White House in Washington. The 18.5ft Douglas Fir was grown by Chris Botek, a second-generation Christmas tree farmer from Crystal Spring Tree Farm in Lehighton, Pennsylvania. Read more
A shopper rests in the shoe section of Macy’s Herald Square store in New York on Black Friday, the US’s busiest shopping day of the year
The skeleton of a diplodocus named Misty towers over an employee of Summers Place Auctions in the auction house’s showrooms in West Sussex, UK. The 17m -long skeleton, unearthed in Wyoming, is expected to sell for £600,000 when it is auctioned on Wednesday.
White House staff and press board the rear steps of Air Force One on a foggy morning in Seattle. US president Barack Obama is attending fundraisers and events on the economy and immigration in Los Angeles and San Francisco on Monday. Read more
A nightime aerial view of downtown in the US city of Chicago